The name UMTS (Universal Mobile Telecommunications System) is usually used in Europe. The UMTS Forum has confirmed that WCDMA is the world's most popular 3G technology.

Outside of Europe, the system is also known by other names such as FOMA or W-CDMA. In marketing, it is often referred to as 3G or 3G+. (http://www.gsmarena.com/network-bands.php3?sCountry=UNITED+STATES)